M28529G-12 Mindspeed Technologies, M28529G-12 Datasheet - Page 21

• Manufacturer Part Number: M28529G-12
• Description: ATM IMA 8.192Mbps 1.8V/3.3V 484-Pin BGA
• Manufacturer: Mindspeed Technologies

Specifications of M28529G-12

• Package: 484BGA
• Utopia Type: Level 2
• Typical Operating Supply Voltage: 1.8|3.3 V
• Minimum Operating Supply Voltage: 1.71|3.135 V
• Maximum Operating Supply Voltage: 1.89|3.465 V
• Maximum Output Rate: 8.192 Mbps

Table 1-1.
Table 1-2.
28529-DSH-001-K
19–49
52–53
52–53
Octet
Octet
8–51
1–5
18
50
51
6
7
IMA Overhead Cell Definition (3 of 3)
IMA Overhead Filler Cell Format
End-to-end channel
Link 0 Information
CRC Error Control
CRC Error Control
ATM Cell Header
Link 1–31 Info
IMA Label
Unused
Unused
Link ID
Cell ID
Field
Field
Link State Machine and Defect Information for link with LID = 0
Bits 7–5 Transmit LSM state
Bits 4–2 Receive LSM state
Bits 1–0 Rx Link defect status
Status and control of link with LID in the range 1–31
Set to 0x6A (as defined in ITU-T I.432)
Proprietary channel (set to 0 if unused). The M2852x does not support this octet.
Bits 15-10 Reserved field for future use—default value is all zeros
Bits 9-0 CRC-10 as defined in ITU-T Recommendation I.610
OAM cell type: Octet 1 = 0000 0000
Octet 2 = 0000 0000
Octet 3 = 0000 0000
Octet 4 = 0000 1011
Octet 5 = 0110 0100 (valid HEC)
OAM type field:
0000 0001—IMA Version 1.0
0000 0011—IMA Version 1.1
Bit 7 Set to 0 for IMA Filler cell
Bits 6–0 Unused and set to 0
Set to 0x6A (as defined in ITU-T I.432)
Bits 15-10 Reserved field for future use—default value is all zeros
Bits 9-0 CRC-10 as defined in ITU-T Recommendation I.610
Mindspeed Proprietary and Confidential
Mindspeed Technologies
00: no errors
01: Physical Link defect (e.g., LOS, OOF/LOF, LCD)
10: LIF
11: LODS
®
Description
Description
Functional Description
6